Home / 199,293,764.40-298,940,646.60-117,328,503.60

Finding the Fourth Proportional to 199,293,764.40, 298,940,646.60 and 117,328,503.60

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Solution

The fourth proportional to 199,293,764.40, 298,940,646.60 and 117,328,503.60 is: 175,992,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,293,764.40 : 298,940,646.60 = 117,328,503.60 : x
  2. Step 2: Convert to fraction form
    199,293,764.40/298,940,646.60 = 117,328,503.60/x
  3. Step 3: Cross multiply
    199,293,764.40x = 298,940,646.60 × 117,328,503.60
  4. Step 4: Simplify right side
    199,293,764.40x = 35,074,258,730,794,428
  5. Step 5: Solve for x
    x = 35,074,258,730,794,428/199,293,764.40
  6. Step 6: Final answer
    x = 175,992,755.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.